CVE-2019-11760: Buffer Overflow
First published: Tue Oct 22 2019(Updated: )
A fixed-size stack buffer could overflow in nrappkit when doing WebRTC signaling. This resulted in a potentially exploitable crash in some instances.
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/firefox | <0:68.2.0-4.el6_10 | 0:68.2.0-4.el6_10 |
| redhat/thunderbird | <0:68.2.0-2.el6_10 | 0:68.2.0-2.el6_10 |
| redhat/firefox | <0:68.2.0-1.el7_7 | 0:68.2.0-1.el7_7 |
| redhat/thunderbird | <0:68.2.0-1.el7_7 | 0:68.2.0-1.el7_7 |
| redhat/firefox | <0:68.2.0-2.el8_0 | 0:68.2.0-2.el8_0 |
| redhat/thunderbird | <0:68.2.0-1.el8_0 | 0:68.2.0-1.el8_0 |
| redhat/firefox | <68.2 | 68.2 |
| redhat/thunderbird | <68.2 | 68.2 |
| Mozilla Thunderbird | <68.2 | 68.2 |
| Mozilla Firefox ESR | <68.2 | 68.2 |
| Mozilla Firefox | <70 | 70 |
| Mozilla Firefox | <70.0 | |
| Mozilla Firefox ESR | <68.2 | |
| Mozilla Thunderbird | <68.2 | |
| Canonical Ubuntu Linux | =16.04 | |
| debian/firefox | 132.0.2-1 | |
| debian/firefox-esr | 115.14.0esr-1~deb11u1 128.4.0esr-1~deb11u1 128.3.1esr-1~deb12u1 128.4.0esr-1~deb12u1 128.3.1esr-2 128.4.0esr-1 | |
| debian/thunderbird | 1:115.12.0-1~deb11u1 1:128.4.3esr-1~deb11u1 1:115.16.0esr-1~deb12u1 1:128.4.0esr-1~deb12u1 1:128.4.2esr-1 1:128.4.3esr-1 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2019-11760 https://nvd.nist.gov/vuln/detail/CVE-2019-11760 https://www.mozilla.org/en-US/security/advisories/mfsa2019-33/#CVE-2019-11760
- https://bugzilla.redhat.com/show_bug.cgi?id=1764441
- https://access.redhat.com/errata/RHSA-2019:3281
- https://access.redhat.com/errata/RHSA-2019:3756
- https://access.redhat.com/errata/RHSA-2019:3193
- https://access.redhat.com/errata/RHSA-2019:3210
- https://access.redhat.com/errata/RHSA-2019:3196
- https://access.redhat.com/errata/RHSA-2019:3237
- https://access.redhat.com/security/cve/cve-2019-11760
- https://bugzilla.mozilla.org/show_bug.cgi?id=1577719
- https://www.mozilla.org/security/advisories/mfsa2019-33/
- https://www.mozilla.org/security/advisories/mfsa2019-34/
- https://www.mozilla.org/security/advisories/mfsa2019-35/
- https://security.gentoo.org/glsa/202003-10
- https://usn.ubuntu.com/4335-1/
- https://launchpad.net/bugs/cve/CVE-2019-11760
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-33/#CVE-2019-11760
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-35/
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-33/
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-33/#CVE-2019-11764
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-34/
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-34/#CVE-2019-11760
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-35/#CVE-2019-11760
- https://security-tracker.debian.org/tracker/CVE-2019-11760
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11760
- https://nvd.nist.gov/vuln/detail/CVE-2019-11760
- https://ubuntu.com/security/CVE-2019-11760
Parent vulnerabilities
(Appears in the following advisories)
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2019-11760.
What software versions are affected by this vulnerability?
This vulnerability affects Firefox versions prior to 70, Thunderbird versions prior to 68.2, and Firefox ESR versions prior to 68.2.
How severe is CVE-2019-11760?
CVE-2019-11760 has a severity rating of 8.8 (high).
What is the description of this vulnerability?
A fixed-size stack buffer could overflow in nrappkit when doing WebRTC signaling, leading to a potentially exploitable crash.
How do I fix CVE-2019-11760?
To fix CVE-2019-11760, update your Firefox to version 70 or later, Thunderbird to version 68.2 or later, or Firefox ESR to version 68.2 or later.
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